boinc/TODO

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HIGH-PRIORITY (must be done to support SETI@home)
- Code-signing
In progress - David
- Upload authentication (David)
Each result contains a "certificate", signed with project key, giving
- list of: file name, max size
- min, max times to xfer
modify put program to decrypt certificate, enforce name/size/time limits
In progress - David
- Network retry policies (Eric?)
can't download file: when to give up? how to retry?
exponential backoff
can't upload file: when to give up/retry?
can't connect to sched server
error return from sched server
- make scheduling server use fast CGI
In progress - Michael
- proxy support
HTTP, Socks
Look at other open source code
- team system (Barry)
in PHP
In progress - Barry
- credit display (Barry)
in PHP
In progress - Barry
- CPU accounting in the presence of checkpoint/restart (Michael)
core client periodically gets CPU time, accumulates in state file
In progress - Michael
- test versioning mechanisms for core
Idea: need to notify user if core becomes out of date.
Send messages if either
1) some WU couldn't be sent because core is too old
2) no WUs could be sent because core is too old
- Think about issues in update core client
What if state file is incompatible?
What if app versions are incompatible?
- test reporting of app errors
- complete client side and test hi/lo water mark scheme (Michael)
- initialize rsc_fpops and rsc_iops in client WORKUNIT
- check server sends correct number of work units
- check client requests correct number of seconds of work
In progress - Michael
- measure hardware parameters: CPU speed, #CPUs, memory, disk
- define CPU benchmarks
- do this for other platforms
- Get info periodically rather than always at startup
- implement graphics system
Basic idea: core client passes prefs to app,
recommended size and frame rate, etc.
- X11 version
- Win32-based version
- Mac OS X version
- GUI and screensaver around core client
design default (core client) display
screensaver options
move around screen?
system tray icon behavior
- get idle-only behavior without screensaver
Windows
UNIX
- sched server should return total credit info (user, team?)
could display in default core client display
- edit user account
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MEDIUM-PRIORITY (must be done for CM)
- review and complete documentation (see end of TODO list)
- test sticky files
- test multiple-file applications
change add.C to support multi-file applications
- implement WU/result sequences
- decide on action when speed_tests detect a calculation inconsistency
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LOW-PRIORITY
- implement checkpoint/restart for file transfers
use features of HTTP 1.1
Return an error to server if transfer fails
(store in DB in server)
- implement and test the batch mechanism
- test environment-var mechanism
- test alpha/beta/prod for apps
- test on a multiprocessor
- define logging system on client
- server-side estimates of WU time requirements
- DB entry for WU has int/FP/RAM/disk/net
- server sends only feasible WUs
- limit by RAM, disk
- test
- implement file upload/download requests
This can be done in the current WU/result paradigm;
WU has a special "null" application
use sticky input files to download;
use upload-when-done output files to upload
- preferences
finish PHP web interface
specific preferences:
disk usage
% of free space?
all except X GB?
X GB?
minimum checkpoint interval
max bytes upload/download per day
implement in client
hours/days to communicate/compute
implement in client
control over priorities?
- define a notion of "app preferences": arbitrary XML edited on server,
passed to app client.
This could be used to e.g. select a color scheme for graphics
Could pass entire prefs?
- NET_XFER_SET:: do_select: prevent one stream from starving others
- add the ability to store input data directly in WU,
and output directly in result (blob).
For projects with small data.
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DONE (may need test) Please document these!
- mechanism for returning app stderr output to server? store in blob?
- add size to FILE_INFO
server, client sides
- measure bandwidth on each network xfer
maintain exponential average, weighted by #bytes xferred
- make scheduling server work with fast cgi
- high and low water marks implemented
- Think about making the set of scheduling servers dynamic
one approach: allow "redirect" reply from server
(requires old address to still work)
second approach: "master URL"
returns a file with list of scheduler address
and email address of "problems" contact
- core client / app trigger file interface
core->app
init:
app preferences
recommended graphics size
recommended frame rate
recommended checkpoint period
dynamic:
whether to do graphics
exit
app->core
init:
actual graphics size
dynamic:
% done
I just checkpointed